The Arizona Water Banking Authority is located on the 4th Floor of the building that houses the Arizona Department of Environmental Quality and the Arizona Department of Water Resources. The building is located on Washington Street between 10th and 12th Avenues. Public parking can be accessed off Washington just past 10th Avenue. If this lot is full, there is additional parking to the northwest of the building. Continue along Washington then turn right on 12th Avenue. See the picture below.